GGolos, the True Golos

Hexproof, Indestructible
{5}: As an additional cost to activate this ability,
pay {2} for each time you've activated it this game.
Search your library for a land card, put that card
onto the battlefield tapped, then shuffle.
{2}{w}{u}{b}{r}{g}: Exile the top three cards of your library. You may play them this turn without
paying their mana costs.